Toronto, ON. (May 20, 2008) – GMP Capital Trust (the “Fund”) announced today a monthly cash distribution of $0.14
per unit for the month of May 2008 to be paid on June 20, 2008, to unitholders of record as of May 30, 2008.
A cash distribution of $0.14 per unit for the month of May 2008 to be paid on June 20, 2008, was also declared to
holders of the Class B limited partner units of Griffiths McBurney L.P.

Toronto, ON. (May 9, 2008) – GMP Capital Trust (the Fund) (TSX: GMP.UN)
today announced that Thomas A. Budd, President and Vice Chairman, Head of
Investment Banking and one of the co-founders of GMP Securities, will be
retiring effective June 13, 2008. Mr. Budd has entered into a consultancy
service agreement and will continue to support GMP Securities in an advisory
capacity until at least mid 2009 to ensure a smooth transition and to continue
to promote the interest of GMP.